Everyone loves a sale.

Source
From the release:
NEW STUFF! NEW STUFF! NEW STUFF!
AND A SALE! 15% off of the new bases - ALL of our terrain - and the beveled edge "Town Square" bases!!!!!
We have a ton of new releases for you today -- including the HESCO style barriers that everyone was so excited about!
You will also find the complete set of round lip "Sewer Works" bases, and a new selection of pre-sculpted, Town Square themed display sockets. Check it out!